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Full time
Technology
MA

CNO Developer

MANTECHHanover, MD🇺🇸United StatesPosted Sep 19, 2026

Why This Role Stands Out

This hybrid role offers an exciting opportunity to develop cutting-edge offensive cyber capabilities and contribute directly to national security, fostering significant career growth and skill development in a respected organization. You will thrive here if you are a mid-senior CNO Developer with a passion for Python or C/C++ and a desire to work on challenging, mission-critical projects. Apply today to join a dynamic team and make a real impact.

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Hanover, MD, United States
Posted
5 days ago
TCP/IPC++Python

Job Description

CNO Developer | Hanover, MD, United States | Hybrid

We're hiring for a leading defense technology company that plays a critical role in safeguarding national security. This organization is renowned for its commitment to innovation and developing advanced cyber capabilities.

The Role

  • Design and develop new hardware- or software-based Computer Network Operations (CNO) capabilities.
  • Perform design, development, documentation, testing, and debugging of software applications and systems.
  • Apply knowledge of network and security concepts to support capability development.
  • Communicate status updates and technical progress to leadership and stakeholders.
  • Ensure software quality and compliance with development standards.

What You'll Need

  • BS degree and 4+ years of technical work experience, or MS Degree and 2+ years of technical work experience, or High school diploma and 8+ years of technical work experience.
  • Proficiency in Python or C/C++ programming languages.
  • Experience with troubleshooting and debugging.
  • Experience with networking protocols (TCP/IP) and socket-level programming is highly preferred.
  • Experience with low-level system internals across one or more platforms (e.g., Windows, Unix, Mobile, or network devices) is a plus.
  • Must hold a current/active TS/SCI w/Polygraph security clearance.

What's On Offer

  • Opportunity to work on mission-critical offensive cyber capabilities.
  • Collaborative and dynamic team environment.
  • Contribute to next-generation solutions for national security.
  • Hybrid work model offering flexibility.

Apply via Haystack today!

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